Universal Licensing System
WPRK221
ASSOCIATION OF AMERICAN RAILROADS DBA TRANSPORTATION TECHNOLOGY CENTER INC
License details
| ULS identifier | 1585616 |
|---|---|
| Call sign | WPRK221 |
| Radio service | GI |
| Status | E |
| Grant date | 2000-10-23 |
| Expiration | 2005-10-23 |
| Cancellation | 2006-01-07 |
| Frequency range | 896.8875 - 897.9875 MHz (6 frequencies) |
| Locations | 6 |
| Representative location | BALTIMORE, MD |
| Coordinates | 39.3048333, -76.6196944 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:14:02 |
Licensee
| Name | ASSOCIATION OF AMERICAN RAILROADS DBA TRANSPORTATION TECHNOLOGY CENTER INC |
|---|---|
| Applicant type | C |
| FRN | 0004228995 |
| Location | PUEBLO, CO |
| Address | 55500 DOT RD, PUEBLO, CO, 81001 |
| Phone | 7195840578 |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FX1 | 896.88750000 | 35.000000 | 135.000000 | |||
| 2 | 1 | FX1 | 896.88750000 | 35.000000 | 135.000000 | |||
| 3 | 1 | FX1 | 896.88750000 | 35.000000 | 135.000000 | |||
| 4 | 1 | FX1 | 896.88750000 | 35.000000 | 135.000000 | |||
| 5 | 1 | FX1 | 896.88750000 | 35.000000 | 135.000000 | |||
| 6 | 1 | FX1 | 896.88750000 | 35.000000 | 135.000000 | |||
| 1 | 1 | FX1 | 896.93750000 | 35.000000 | 135.000000 | |||
| 2 | 1 | FX1 | 896.93750000 | 35.000000 | 135.000000 | |||
| 3 | 1 | FX1 | 896.93750000 | 35.000000 | 135.000000 | |||
| 4 | 1 | FX1 | 896.93750000 | 35.000000 | 135.000000 | |||
| 5 | 1 | FX1 | 896.93750000 | 35.000000 | 135.000000 | |||
| 6 | 1 | FX1 | 896.93750000 | 35.000000 | 135.000000 | |||
| 1 | 1 | FX1 | 896.98750000 | 35.000000 | 135.000000 | |||
| 2 | 1 | FX1 | 896.98750000 | 35.000000 | 135.000000 | |||
| 3 | 1 | FX1 | 896.98750000 | 35.000000 | 135.000000 | |||
| 4 | 1 | FX1 | 896.98750000 | 35.000000 | 135.000000 | |||
| 5 | 1 | FX1 | 896.98750000 | 35.000000 | 135.000000 | |||
| 6 | 1 | FX1 | 896.98750000 | 35.000000 | 135.000000 | |||
| 1 | 1 | FX1 | 897.88750000 | 35.000000 | 135.000000 | |||
| 2 | 1 | FX1 | 897.88750000 | 35.000000 | 135.000000 | |||
| 3 | 1 | FX1 | 897.88750000 | 35.000000 | 135.000000 | |||
| 4 | 1 | FX1 | 897.88750000 | 35.000000 | 135.000000 | |||
| 5 | 1 | FX1 | 897.88750000 | 35.000000 | 135.000000 | |||
| 6 | 1 | FX1 | 897.88750000 | 35.000000 | 135.000000 | |||
| 1 | 1 | FX1 | 897.93750000 | 35.000000 | 135.000000 | |||
| 2 | 1 | FX1 | 897.93750000 | 35.000000 | 135.000000 | |||
| 3 | 1 | FX1 | 897.93750000 | 35.000000 | 135.000000 | |||
| 4 | 1 | FX1 | 897.93750000 | 35.000000 | 135.000000 | |||
| 5 | 1 | FX1 | 897.93750000 | 35.000000 | 135.000000 | |||
| 6 | 1 | FX1 | 897.93750000 | 35.000000 | 135.000000 | |||
| 1 | 1 | FX1 | 897.98750000 | 35.000000 | 135.000000 | |||
| 2 | 1 | FX1 | 897.98750000 | 35.000000 | 135.000000 | |||
| 3 | 1 | FX1 | 897.98750000 | 35.000000 | 135.000000 | |||
| 4 | 1 | FX1 | 897.98750000 | 35.000000 | 135.000000 | |||
| 5 | 1 | FX1 | 897.98750000 | 35.000000 | 135.000000 | |||
| 6 | 1 | FX1 | 897.98750000 | 35.000000 | 135.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 896.88750000 | 13K6F1D | |
| 1 | 1 | 896.88750000 | 13K6F2D | |
| 2 | 1 | 896.88750000 | 13K6F2D | |
| 2 | 1 | 896.88750000 | 13K6F1D | |
| 3 | 1 | 896.88750000 | 13K6F1D | |
| 3 | 1 | 896.88750000 | 13K6F2D | |
| 4 | 1 | 896.88750000 | 13K6F2D | |
| 4 | 1 | 896.88750000 | 13K6F1D | |
| 5 | 1 | 896.88750000 | 13K6F2D | |
| 5 | 1 | 896.88750000 | 13K6F1D | |
| 6 | 1 | 896.88750000 | 13K6F2D | |
| 6 | 1 | 896.88750000 | 13K6F1D | |
| 1 | 1 | 896.93750000 | 13K6F1D | |
| 1 | 1 | 896.93750000 | 13K6F2D | |
| 2 | 1 | 896.93750000 | 13K6F1D | |
| 2 | 1 | 896.93750000 | 13K6F2D | |
| 3 | 1 | 896.93750000 | 13K6F2D | |
| 3 | 1 | 896.93750000 | 13K6F1D | |
| 4 | 1 | 896.93750000 | 13K6F2D | |
| 4 | 1 | 896.93750000 | 13K6F1D | |
| 5 | 1 | 896.93750000 | 13K6F1D | |
| 5 | 1 | 896.93750000 | 13K6F2D | |
| 6 | 1 | 896.93750000 | 13K6F1D | |
| 6 | 1 | 896.93750000 | 13K6F2D | |
| 1 | 1 | 896.98750000 | 13K6F2D | |
| 1 | 1 | 896.98750000 | 13K6F1D | |
| 2 | 1 | 896.98750000 | 13K6F1D | |
| 2 | 1 | 896.98750000 | 13K6F2D | |
| 3 | 1 | 896.98750000 | 13K6F1D | |
| 3 | 1 | 896.98750000 | 13K6F2D | |
| 4 | 1 | 896.98750000 | 13K6F2D | |
| 4 | 1 | 896.98750000 | 13K6F1D | |
| 5 | 1 | 896.98750000 | 13K6F2D | |
| 5 | 1 | 896.98750000 | 13K6F1D | |
| 6 | 1 | 896.98750000 | 13K6F1D | |
| 6 | 1 | 896.98750000 | 13K6F2D | |
| 1 | 1 | 897.88750000 | 13K6F1D | |
| 1 | 1 | 897.88750000 | 13K6F2D | |
| 2 | 1 | 897.88750000 | 13K6F2D | |
| 2 | 1 | 897.88750000 | 13K6F1D | |
| 3 | 1 | 897.88750000 | 13K6F1D | |
| 3 | 1 | 897.88750000 | 13K6F2D | |
| 4 | 1 | 897.88750000 | 13K6F1D | |
| 4 | 1 | 897.88750000 | 13K6F2D | |
| 5 | 1 | 897.88750000 | 13K6F2D | |
| 5 | 1 | 897.88750000 | 13K6F1D | |
| 6 | 1 | 897.88750000 | 13K6F2D | |
| 6 | 1 | 897.88750000 | 13K6F1D | |
| 1 | 1 | 897.93750000 | 13K6F2D | |
| 1 | 1 | 897.93750000 | 13K6F1D | |
| 2 | 1 | 897.93750000 | 13K6F2D | |
| 2 | 1 | 897.93750000 | 13K6F1D | |
| 3 | 1 | 897.93750000 | 13K6F1D | |
| 3 | 1 | 897.93750000 | 13K6F2D | |
| 4 | 1 | 897.93750000 | 13K6F1D | |
| 4 | 1 | 897.93750000 | 13K6F2D | |
| 5 | 1 | 897.93750000 | 13K6F1D | |
| 5 | 1 | 897.93750000 | 13K6F2D | |
| 6 | 1 | 897.93750000 | 13K6F1D | |
| 6 | 1 | 897.93750000 | 13K6F2D | |
| 1 | 1 | 897.98750000 | 13K6F2D | |
| 1 | 1 | 897.98750000 | 13K6F1D | |
| 2 | 1 | 897.98750000 | 13K6F2D | |
| 2 | 1 | 897.98750000 | 13K6F1D | |
| 3 | 1 | 897.98750000 | 13K6F1D | |
| 3 | 1 | 897.98750000 | 13K6F2D | |
| 4 | 1 | 897.98750000 | 13K6F1D | |
| 4 | 1 | 897.98750000 | 13K6F2D | |
| 5 | 1 | 897.98750000 | 13K6F1D | |
| 5 | 1 | 897.98750000 | 13K6F2D | |
| 6 | 1 | 897.98750000 | 13K6F1D | |
| 6 | 1 | 897.98750000 | 13K6F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 119 FT NE OF PARK AVE XING CSXT, BALTIMORE, MD | 39.30483333, -76.61969444 | 28.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 2 | T | 704 FT NW OF US 40 XING CSXT, BALTIMORE, MD | 39.30150000, -76.55497222 | 29.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 3 | T | 39 FT NE OF W HAMBURG ST XING CSXT, BALTIMORE, MD | 39.27900000, -76.61997222 | 5.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 4 | T | 96 FT SW OF DENVER ST XING CSXT, BALTIMORE, MD | 39.27594444, -76.62636111 | 2.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 5 | T | 602 FT N OF INT OF NIEMAN AND HARRIET, BALTIMORE, MD | 39.25872222, -76.65219444 | 27.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 6 | T | 469 FT SW OF INT OF ATLANTIC AVE, BALTIMORE, MD | 39.26066667, -76.64913889 | 19.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 17.000 m | -17.000 | |||||
| 1 | 2 | T | 17.000 m | 6.000 | |||||
| 1 | 3 | T | 17.000 m | -30.000 | |||||
| 1 | 4 | T | 17.000 m | -32.000 | |||||
| 1 | 5 | T | 17.000 m | -7.000 | |||||
| 1 | 6 | T | 17.000 m | -14.000 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | DISPATCH 3019 WARRINGTON ST, JACKSONVILLE, FL | 9043882180 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2006-01-07 | WPRK221 | LIEXP |
| 2005-08-01 | WPRK221 | LETRES |
| 2000-11-22 | WPRK221 | LICCNV |
| 2000-10-24 | WPRK221 | AUTHPR |
| 2000-10-23 | WPRK221 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1585616 | 2026-08-02 01:14:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WPRK221 | ULS 1585616 | 2026-08-02 01:14:02 |
| Status | E | ULS 1585616 | 2026-08-02 01:14:02 |
| Service | GI | ULS 1585616 | 2026-08-02 01:14:02 |
| Grant Date | 2000-10-23 | ULS 1585616 | 2026-08-02 01:14:02 |
| Expiration Date | 2005-10-23 | ULS 1585616 | 2026-08-02 01:14:02 |
| Cancellation Date | 2006-01-07 | ULS 1585616 | 2026-08-02 01:14:02 |